What is whooping cough?

Whooping cough is an infection of the lining of the airways. It mainly affects the windpipe and the two airways that branch off from it to the lungs.

Daybreak's Health Editor Dr Hilary Jones explains;

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Whooping cough pregnancy jabs

Pregnant women are to be vaccinated against whooping cough, health officials have said, after the biggest outbreak of the illness for two decades claimed the lives of 9 babies.